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Finding the Fourth Proportional to 134,703.34, 201,749.14 and 104,474.92

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Solution

The fourth proportional to 134,703.34, 201,749.14 and 104,474.92 is: 156,475.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,703.34 : 201,749.14 = 104,474.92 : x
  2. Step 2: Convert to fraction form
    134,703.34/201,749.14 = 104,474.92/x
  3. Step 3: Cross multiply
    134,703.34x = 201,749.14 × 104,474.92
  4. Step 4: Simplify right side
    134,703.34x = 21,077,725,261.57
  5. Step 5: Solve for x
    x = 21,077,725,261.57/134,703.34
  6. Step 6: Final answer
    x = 156,475.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.